**FireLight 2.48 Off-Cycle Maintenance 9/11(UAT, Staging)**

Update timeline

1. monitoring Sep 11, 2026, 11:08 PM UTC

   ** FireLight 2.48 Off-Cycle Maintenance 09/11/26 (UAT, Staging) to Begin at 6:00 p.m. MT** We will begin the deployment of the FireLight 2.48 off-cycle maintenance 09/11/26 to UAT at 6:00 p.m. MT (8:00 p.m. ET) during which time UAT will be offline. Below is the anticipated timeline for this maintenance. **Timeline: Thursday September 11, 2026 ** 6:00 p.m. MT – Begin deployment to UAT 7:00 p.m. MT – Bring UAT back online 7:00 p.m. MT – Begin Deployment to Staging 8:00 p.m. MT – Bring Staging back online We will communicate if there are any major delays.

2. monitoring Sep 12, 2026, 12:00 AM UTC

   **FireLight 2.48 Off-Cycle Maintenance 9/11(UAT, Staging)** On Friday, September 11, we will be deploying an off-cycle update to FireLight UAT and Staging. This update is required to enable testing of changes to the signing ceremony related to ensuring non-natural entities are not represented as Signers in the signing ceremony. **We will deploy the FireLight 2.48 Off-Cycle Maintenance 09/11/2026 to UAT and Staging, starting at 6:00 p.m. MT.** Below is the anticipated timeline for this maintenance. We will communicate if there are any major delays. **Timeline: Friday September 11, 2026** • 6:00 p.m. MT – Begin deployment to UAT • 7:00 p.m. MT – Bring UAT back online • 7:00 p.m. MT – Begin Deployment to Staging • 8:00 p.m. MT –Bring Staging back online We will provide updates on the Trust Center throughout the patch process and when the patch is complete. For questions or assistance, please submit a Jira ticket, and a Hexure team member will assist you.

3. monitoring Sep 12, 2026, 12:01 AM UTC

   ** FireLight 2.48 Off-Cycle Maintenance 09/11/2026(UAT, Staging) Has Begun** UAT has been taken down, and the 2.48 off-cycle patch 09/11/2026 is being installed on UAT at this time. We will deploy the patch to staging at 7:00 p.m. MT.

4. monitoring Sep 12, 2026, 12:39 AM UTC

   **FireLight 2.48 Off-Cycle Patch 09/11/2026(UAT, Staging) Is Being Deployed to Staging** Staging has been taken down, and the 2.48 off-cycle patch 09/2/2026 is being installed on staging at this time.

5. monitoring Sep 12, 2026, 01:03 AM UTC

   **FireLight 2.48 Off-Cycle Patch 09/11/2026 Staging Deployment Complete** The 2.48 off-cycle patch 09/11/2026 deployment to staging is complete. The FireLight 2.48 off-cycle patch has been successfully deployed to UAT and Staging. If you experience any issues with the update, please submit a Jira ticket and our support team will assist you.